Home / 13,099,167.60-19,648,751.40-8,316,198.60

Finding the Fourth Proportional to 13,099,167.60, 19,648,751.40 and 8,316,198.60

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Solution

The fourth proportional to 13,099,167.60, 19,648,751.40 and 8,316,198.60 is: 12,474,297.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,099,167.60 : 19,648,751.40 = 8,316,198.60 : x
  2. Step 2: Convert to fraction form
    13,099,167.60/19,648,751.40 = 8,316,198.60/x
  3. Step 3: Cross multiply
    13,099,167.60x = 19,648,751.40 × 8,316,198.60
  4. Step 4: Simplify right side
    13,099,167.60x = 163,402,918,884,428.03
  5. Step 5: Solve for x
    x = 163,402,918,884,428.03/13,099,167.60
  6. Step 6: Final answer
    x = 12,474,297.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.